<template>
    <div class="container">
        <el-card class="page-container">
            <template #header>
                <div class="header">
                    <span>更换头像</span>
                </div>
            </template>
            <el-row>
                <el-col :span="12">
                    <el-upload ref="uploadRef" class="avatar-uploader" :show-file-list="false" :auto-upload="true"
                        action="/api/upload" name="file" :headers="{ 'Authorization': tokenStore.token }"
                        :on-success="uploadSuccess">
                        <img v-if="imgUrl" :src="imgUrl" class="avatar" />
                        <img v-else :src="avatar" width="278" />
                    </el-upload>
                    <br />
                    <el-button type="primary" :icon="Plus" size="large"
                        @click="uploadRef.$el.querySelector('input').click()">
                        选择图片
                    </el-button>
                    <el-button type="success" :icon="Upload" size="large" @click="updateAvatar">
                        上传头像
                    </el-button>
                </el-col>
            </el-row>
        </el-card>
    </div>
</template>


<script setup>
import { useUserInfoStore } from '@/stores/userInfo.js';
import { useTokenStore } from '@/stores/token';
import { userAvatarUpdateService } from '@/api/user.js'
import { ref } from 'vue'
import { ElMessage } from 'element-plus';
import avatar from '@/assets/default.png'

const userInfoStore = useUserInfoStore()
const tokenStore = useTokenStore()

const uploadRef = ref()
const imgUrl = ref(userInfoStore.info.userPic)

const uploadSuccess = (result) => {
    imgUrl.value = result.data;
}

const updateAvatar = async () => {
    let result = await userAvatarUpdateService(imgUrl.value);
    ElMessage.success('修改成功')
    userInfoStore.info.userPic = imgUrl.value
}

</script>


<style lang="scss" scoped>
.container {
    width: 100%;
    display: flex;
    justify-content: center;

    .page-container {
        width: 95%;
        margin-top: 20px;

        .avatar-uploader {
            :deep() {
                .avatar {
                    width: 278px;
                    height: 278px;
                    display: block;
                }

                .el-upload {
                    border: 1px dashed var(--el-border-color);
                    border-radius: 6px;
                    cursor: pointer;
                    position: relative;
                    overflow: hidden;
                    transition: var(--el-transition-duration-fast);
                }

                .el-upload:hover {
                    border-color: var(--el-color-primary);
                }

                .el-icon.avatar-uploader-icon {
                    font-size: 28px;
                    color: #8c939d;
                    width: 278px;
                    height: 278px;
                    text-align: center;
                }
            }
        }
    }
}
</style>